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FERTILISER TECHNOLOGY

Fertiliser Technology
Which of the following is not a commercially used feed-stock for the production of ammonia synthesis gas?

Water
Coal/coke oven gas
Naphtha
Tar

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Fertiliser Technology
__________ catalyst is used in the production of urea from CO₂ and NH₃.

Alumina
No
Vanadium pentoxide
Nickel

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Fertiliser Technology
Nitrolime is chemically known as

Ammonium nitrate
None of these
Calcium ammonium nitrate (CAN)
Calcium nitrate

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Fertiliser Technology
Which is the most suitable fertiliser for paddy?

CAN
Ammonium sulphate
Ammonium nitrate
Superphosphate

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Fertiliser Technology
Urea is formed only

At very low pressure (vacuum)
At very high temperature
In liquid phase
In vapour phase

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